Molly R. Benson - 15 Aug 2025 Form 4 Insider Report for Marathon Petroleum Corp (MPC)

Reporting relationship: Chief Legal Ofc & Corp Sec
Issuer ticker: MPC
Reported as of: 15 Aug 2025
Net transaction value: -$1,091,381
SEC form: 4
Accepted by SEC: 19 Aug 2025, 13:58:15 UTC
Prior SEC filing: 04 Mar 2025
Next SEC filing: 16 Dec 2025
Source filing: View source filing
Reporting owner signature: /s/ Shane T. Pfleiderer, Attorney-in-Fact for Molly R. Benson

Key filing fact

Molly R. Benson filed Form 4 for Marathon Petroleum Corp (MPC) on 19 Aug 2025.

Key facts

This page summarizes Molly R. Benson's Form 4 filing for Marathon Petroleum Corp (MPC).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 19 Aug 2025, 13:58.

Change

Previous filing in this sequence was filed on 04 Mar 2025.
Current net transaction value: -$1,091,381.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0002005019 Primary reporting owner

Benson Molly R

Relationship: Chief Legal Ofc & Corp Sec
Address: C/O MARATHON PETROLEUM CORPORATION, 539 S. MAIN STREET, FINDLAY
Signature: /s/ Shane T. Pfleiderer, Attorney-in-Fact for Molly R. Benson
Signature date: 19 Aug 2025

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MPC transaction

Common Stock

Options Exercise

Transaction value: $681,896
Shares: +10,879
Change %: +38%
Price: $62.68
Shares after: 39,579
Date: 15 Aug 2025
Ownership: Direct
Footnotes: F1

MPC transaction

Common Stock

Sale

Transaction value: $1,773,277
Shares: -10,879
Change %: -27%
Price: $163.00
Shares after: 28,700
Date: 15 Aug 2025
Ownership: Direct
Footnotes: F2

MPC holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 87
Date: 15 Aug 2025
Ownership: By 401(k) Plan
Footnotes: F3

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

MPC transaction Derivative

Employee Stock Option (right to buy)

Options Exercise

Transaction value: $0
Shares: -10,879
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 15 Aug 2025
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 10,879
Exercise price: $62.68
Footnotes: F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 4 footnotes

Footnote F1

Includes .250278 shares acquired pursuant to dividend reinvestment and not previously reported pursuant to Rule 16a-11.

Footnote F2

The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 14, 2025.

Footnote F3

Includes 1.04 shares acquired pursuant to dividend reinvestment and not previously reported pursuant to Rule 16a-11.

Footnote F4

This option, in the amount of 10,879, is exercisable as follows: 3,626 shares on March 1, 2020, and 7,253 shares on December 28, 2020.

SEC remarks

Chief Legal Officer and Corporate Secretary